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Solar flares from active region 4279

C38

LargestM1.41983-08-17

Span10 days

Flares by day

1983-08-101

1983-08-111

1983-08-128

1983-08-134

1983-08-147

1983-08-154

1983-08-164

1983-08-178

1983-08-181

1983-08-194

All flares

Date	Begin	Peak	Min	Class	Location	Region
1983-08-10	11:26	11:27	19	C1.4	S09E46	4279
1983-08-11	19:11	19:15	24	C1.8	S11E18	4279
1983-08-12	00:20	00:26	39	C5.0	S13E20	4279
1983-08-12	07:59	08:02	25	C5.4	S11E10	4279
1983-08-12	08:41	08:55	39	C6.0	S09E10	4279
1983-08-12	12:35	12:46	30	C5.7	S11E08	4279
1983-08-12	13:35	13:36	7	C1.9	S10E06	4279
1983-08-12	17:57	18:02	24	C6.2	S11E05	4279
1983-08-12	20:07	20:09	27	C1.9	S11E03	4279
1983-08-12	23:02	23:03	8	C1.4	S08E02	4279
1983-08-13	00:19	00:20	37	C2.1	S09E07	4279
1983-08-13	02:24	03:36	114	C1.2	S10E00	4279
1983-08-13	03:26	03:44	35	C6.0	–	4279
1983-08-13	04:22	04:23	18	M1.2	S10E04	4279
1983-08-14	00:28	00:28	23	C3.3	S10W10	4279
1983-08-14	07:57	08:23	91	C2.9	S10W42	4279
1983-08-14	13:29	13:31	6	C1.2	S10W14	4279
1983-08-14	13:45	13:48	20	C3.1	S10W40	4279
1983-08-14	15:26	15:57	79	C1.0	S08W45	4279
1983-08-14	15:51	16:43	128	C1.3	S07W15	4279
1983-08-14	16:29	16:58	46	M1.2	–	4279
1983-08-15	00:42	00:44	29	C2.0	S09W21	4279
1983-08-15	01:18	01:27	35	C2.1	S10W23	4279
1983-08-15	07:41	08:03	48	C3.0	S09W26	4279
1983-08-15	07:42	08:07	29	C3.0	–	4279
1983-08-16	00:17	00:24	53	C2.4	S10W35	4279
1983-08-16	07:57	08:23	91	C2.9	S10W42	4279
1983-08-16	18:02	18:02	9	C1.3	S07W41	4279
1983-08-16	22:20	22:22	18	C2.9	S08W45	4279
1983-08-17	00:43	00:51	22	C1.8	S06W50	4279
1983-08-17	02:32	02:32	62	M1.3	S09W48	4279
1983-08-17	07:19	07:22	7	C1.0	–	4279
1983-08-17	08:09	08:48	68	C1.2	S10W56	4279
1983-08-17	08:51	08:51	34	C3.3	S09W50	4279
1983-08-17	13:36	13:39	6	C1.0	S08W56	4279
1983-08-17	17:42	17:47	70	C2.0	S08W55	4279
1983-08-17	19:04	19:05	40	M1.4	S09W54	4279
1983-08-18	04:57	05:01	14	C1.2	S09W67	4279
1983-08-19	02:10	03:09	77	C3.2	S08W69	4279
1983-08-19	03:06	03:10	10	C3.8	–	4279
1983-08-19	19:54	20:17	29	C2.7	–	4279
1983-08-19	22:30	22:44	22	C9.7	–	4279

All times UTC. Until June 2017 classes are NOAA's reports of the time (GOES-15 and earlier included a 0.7 scaling factor); later classes come from calibrated GOES-16/18 data, so the same flare reads about 1.4× larger. Do not compare the two periods directly.

About this page

NOAA active region 4279 produced 42 C+ flares between 1983-08-10 and 1983-08-19.